109 lines
2.9 KiB
Go
109 lines
2.9 KiB
Go
// Copyright (C) 2017 ScyllaDB
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// Use of this source code is governed by a ALv2-style
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// license that can be found in the LICENSE file.
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package qb
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import (
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"testing"
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"github.com/google/go-cmp/cmp"
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)
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func TestSelectBuilder(t *testing.T) {
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w := EqNamed("id", "expr")
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table := []struct {
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B *SelectBuilder
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N []string
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S string
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}{
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// Basic test for select *
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{
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B: Select("cycling.cyclist_name"),
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S: "SELECT * FROM cycling.cyclist_name ",
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},
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// Basic test for select columns
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{
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B: Select("cycling.cyclist_name").Columns("id", "user_uuid", "firstname"),
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S: "SELECT id,user_uuid,firstname FROM cycling.cyclist_name ",
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},
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// Add a SELECT AS column
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{
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B: Select("cycling.cyclist_name").Columns("id", "user_uuid", As("firstname", "name")),
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S: "SELECT id,user_uuid,firstname AS name FROM cycling.cyclist_name ",
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},
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// Basic test for select distinct
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{
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B: Select("cycling.cyclist_name").Distinct("id"),
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S: "SELECT DISTINCT id FROM cycling.cyclist_name ",
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},
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// Change table name
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{
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B: Select("cycling.cyclist_name").From("Foobar"),
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S: "SELECT * FROM Foobar ",
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},
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// Add WHERE
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{
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B: Select("cycling.cyclist_name").Where(w, Gt("firstname")),
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S: "SELECT * FROM cycling.cyclist_name WHERE id=? AND firstname>? ",
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N: []string{"expr", "firstname"},
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},
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// Add GROUP BY
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{
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B: Select("cycling.cyclist_name").Columns("MAX(stars) as max_stars").GroupBy("id"),
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S: "SELECT id,MAX(stars) as max_stars FROM cycling.cyclist_name GROUP BY id ",
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},
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// Add ORDER BY
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{
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B: Select("cycling.cyclist_name").Where(w).OrderBy("firstname", ASC),
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S: "SELECT * FROM cycling.cyclist_name WHERE id=? ORDER BY firstname ASC ",
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N: []string{"expr"},
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},
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// Add LIMIT
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{
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B: Select("cycling.cyclist_name").Where(w).Limit(10),
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S: "SELECT * FROM cycling.cyclist_name WHERE id=? LIMIT 10 ",
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N: []string{"expr"},
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},
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// Add PER PARTITION LIMIT
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{
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B: Select("cycling.cyclist_name").Where(w).LimitPerPartition(10),
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S: "SELECT * FROM cycling.cyclist_name WHERE id=? PER PARTITION LIMIT 10 ",
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N: []string{"expr"},
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},
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// Add ALLOW FILTERING
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{
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B: Select("cycling.cyclist_name").Where(w).AllowFiltering(),
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S: "SELECT * FROM cycling.cyclist_name WHERE id=? ALLOW FILTERING ",
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N: []string{"expr"},
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},
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// Add COUNT all
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{
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B: Select("cycling.cyclist_name").CountAll().Where(Gt("stars")),
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S: "SELECT count(*) FROM cycling.cyclist_name WHERE stars>? ",
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N: []string{"stars"},
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},
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// Add COUNT with GROUP BY
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{
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B: Select("cycling.cyclist_name").Count("stars").GroupBy("id"),
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S: "SELECT id,count(stars) FROM cycling.cyclist_name GROUP BY id ",
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},
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// Add Min
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{
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B: Select("cycling.cyclist_name").Min("stars"),
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S: "SELECT min(stars) FROM cycling.cyclist_name ",
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},
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}
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for _, test := range table {
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stmt, names := test.B.ToCql()
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if diff := cmp.Diff(test.S, stmt); diff != "" {
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t.Error(diff)
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}
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if diff := cmp.Diff(test.N, names); diff != "" {
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t.Error(diff)
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}
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}
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}
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